CN205950052U - A BGA tears down and reconstruct welder and adorns for printing plate holder is held - Google Patents
A BGA tears down and reconstruct welder and adorns for printing plate holder is held Download PDFInfo
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- CN205950052U CN205950052U CN201620790651.XU CN201620790651U CN205950052U CN 205950052 U CN205950052 U CN 205950052U CN 201620790651 U CN201620790651 U CN 201620790651U CN 205950052 U CN205950052 U CN 205950052U
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- clamping
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- screw rod
- bga
- guide rail
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Abstract
The utility model relates to a BGA tears down and reconstruct welder and adorns for printing plate holder is held, stiff end guide rail fix on two stiff end dogs, and two clamping devices I set up respectively on the stiff end guide rail, two clamping devices I adjustable horizontally on the stiff end guide rail, the fixed guide block II in sliding guide both ends corresponds and sets up in two guide ways, and two clamping devices II set up respectively on sliding guide, two clamping devices II adjustable horizontally on sliding guide, clamping screw frame on sliding guide's a terminal surface is equipped with the hand and twists the screw rod on the screw rod frame, the screw rod is twisted to the adjustment hand, and sliding guide is adjustable horizontally on two baffles, two printing board strutting arrangement set up in the rectangular channel on chassis. The effect is: can not make printing board middle part take place the reclination deformation downwards because of exerting oneself when the follow -up BGA chip of tearing down and reconstructing on welding the printing board, guarantee the progress of reprocessing of BGA device.
Description
Technical field
The utility model is related to a kind of BGA for printed board clamping and tears down and reconstruct mounted welder, is BGA device on carrying out printed board
Part is disassembled and is changed frock clamp used during artificial tin scraping cream before weldering.
Background technology
For printed board assembly shop, when printed board BGA device needs manual tearing down and reconstructing due to reasons such as damages, due to
BGA device encapsulation and pad specificity, generally require manual manufacture BGA change weldering tool it is operated by artificial tin scraping cream technique
Afterwards, then with BGA reclamation work platform carry out the welding of BGA.In the technological operation manually scraping tin cream, need to keep printing plate level
Fixing, BGA changes weldering tool and tightly fits with printing plate face, and operating personnel need to exert oneself downwards in BGA pad locations when scraping tin cream
Scrape tin cream, and then it is suitable to ensure that tin cream deposits accurate, the mutual adhesion in position when being attached on pad, storage.At present, plant operations people
Member carries out changing welder when making to printed board BGA device, and the printed board due to reprocessing all does not have technique edges, and clamping is difficult.Operator
Member directly printed board is placed on workbench and carries out scraping tin cream operation by other people are hand steered, and this mode makes printed board no
Method keeps level and consolidates, and easily slides, and then largely effect on the precision scraping tin cream and quality and cause while making power
BGA device weld failure.Existing printed board clamping tooling exist its clamped height too high it has not been convenient to make power downwards, and workman behaviour
Make downwards power easily cause printed board and excessively bend and then destroy printed board or the situation of pad.So being badly in need of a kind of convenient clamping
Various sizes printed board, its clamped height is only above operating desk seldom, and can ensure that there is support in the middle part of printed board, will not make print
Making sheet is bent downwardly excessive frock to improve the quality of printed board BGA device welding and to ensure its welding efficiency.
Content of the invention
The purpose of this utility model is to overcome in prior art, printed board clip position too high it has not been convenient to regular to
Under make the operation of power, no support in the middle part of printed board and easily cause the drawbacks such as printed board flexural deformation, provide and a kind of be used for printed board
The BGA of clamping tears down and reconstruct mounted welder, can be highly relatively low with fast clamp sizes printed board, frock, and middle part can support print
The frock clamp of making sheet.
The utility model for achieving the above object, be employed technical scheme comprise that：A kind of BGA for printed board clamping tears open
Change mounted welder it is characterised in that：Including chassis, deflector apron, fixing end block, end of stroke, fixing end guide rail, slide and lead
Rail, clamping device I, screw rod frame, hand are twisted screw rod, clamping device II, are printed plate supporting device；
Described undersurface of bottom disc is rectangular-shaped, is in rectangular channel, on two sides before and after bottom surface respectively in the middle of rectangular bottom surface
It is provided with a baffle plate, in the corresponding inner face both sides of two baffle plates, be respectively symmetrically fixes a fixing end block, an end gear
Block, fixes a deflector apron, every side shield and deflector apron before the fixing end block of both sides and end of stroke respectively
Between respectively constitute a gathering sill；
Described fixing end guide rail is fixed on above two fixing end blocks, and two clamping devices I are separately positioned on fixation
On the guide rail of end, two clamping devices I guide perforate I by the strip that the guide pad I being each provided with is provided with fixing end guide rail
Cooperation, make two clamping devices I horizontally moveable on fixing end guide rail, the adjustable interval between two clamping devices I；
The fixing guide pad II in described rail plate two ends is correspondingly arranged in two gathering sills, II point of two clamping devices
It is not arranged on rail plate, the strip that two clamping devices II are provided with rail plate by the guide pad III being each provided with
The cooperation of guiding perforate II, makes two clamping devices II horizontally moveable on rail plate, between two clamping devices II
Adjustable interval；
Standing screw frame on the end face of rail plate, is provided with hand on screw rod frame and twists screw rod, adjustment hand twists screw rod, sliding
Dynamic guide rail is horizontally moveable on two baffle plates；
Two described plate supporting devices of printing are arranged in the rectangular channel on chassis.
The beneficial effects of the utility model are：The utility model has that Stability Analysis of Structures, chucking power be big, structure member is simple simultaneously
Single, easy to process, cost is relatively low, simple to operate, have two kinds of method of clamping, possess highly relatively low level consolidate clamping various
The printed board function of size, in the operation that operating personnel firmly scrape tin cream vertically downward, can guarantee that there is support in the middle part of printed board,
Make printed board will not flexural deformation, and make power convenient it is adaptable to the special suitable environment of plate face, hommization are printed in pressing energetically
Design is strong.The utility model Special-purpose printed board BGA device changes scrapes tin cream operation during weldering, with strong points, facilitates durable, parts
More simplify, processing cost is low, beneficial to batch production.The utility model improves workshop in printed board BGA device rework process
The operating efficiency of middle BGA components and parts welding it is ensured that BGA device reprocess progress.The utility model tears down and reconstruct weldering in printed board BGA
Can be used widely in field.
Brief description
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation on the utility model chassis；
Fig. 3 is the schematic diagram that the utility model chassis, deflector apron, fixing end block and end of stroke are installed；
Fig. 4 is the structural representation of the utility model fixing end guide rail；
Fig. 5 is the structural representation of the utility model rail plate；
Fig. 6 is the decomposing schematic representation of the utility model clamping device I and fixing end guide rail；
Fig. 7 is the decomposing schematic representation of the utility model clamping device II；
Fig. 8 is the utility model screw rod frame and hand twists the schematic diagram that screw rod is installed；
Fig. 9 is the structural representation of the utility model fixing end block；
Figure 10 is the structural representation of the utility model end of stroke；
Figure 11 prints the structural representation of plate supporting device for the utility model；
Figure 12 is the schematic diagram of the first method of clamping of the utility model；
Figure 13 is the schematic diagram of the utility model second method of clamping.
Specific embodiment
As shown in Figure 1 to 11, a kind of BGA for printed board clamping tears down and reconstruct mounted welder, including chassis 1, deflector apron
2nd, fixing end block 3, end of stroke 4, fixing end guide rail 5, rail plate 6, clamping device I 7, screw rod frame 8, hand twist screw rod 9, dress
Clamp device II 10, printing plate supporting device 11.
Clamping device I 7 includes clamping main body I 7-1, clamping pillar I 7-2, knurly screw I 7-3, spring leaf I 7-4.
Clamping main body I 7-1 is stepped, is provided with installation screw I 7-5, convex on the crowning of clamping device I 7 one end
The face of rising above is provided with groove, is provided with reed screw 7-6 on groove inner face, is arranged below one in the heavy face of clamping device I 7 other end
Guide pad I 7-7, is provided with screw I 7-8 in guide pad I 7-7 center.
One end of spring leaf I 7-4 is arranged in the groove of crowning, by the cooperation of screw and installation screw I 7-5 by spring
One end of piece I 7-4 is fixed in the groove of crowning, and the spring face of the spring leaf I 7-4 other end is arranged on the lower section of crowning, dress
Folder pillar I 7-2 is screwed onto in installation screw I 7-5 of crowning, and hand is twisted knurly screw I 7-3 and is screwed onto below guide pad I 7-7
In screw I 7-8.
Clamping device I 7 is identical with clamping device II 10 structure.
Clamping device II 10 includes clamping main body II 10-1, clamping pillar II 10-2, knurly screw II 10-3, spring leaf II
10-4, clamping main body II 10-1 are stepped, are provided with installation screw II 10-5 on the crowning of clamping device II 10 one end,
It is provided with groove before crowning, reed screw II 10-6 is provided with groove inner face, sink under face in clamping device II 10 other end
Face is provided with a guide pad III 10-7, is provided with screw II 10-8 in guide pad III 10-7 center.
Print plate supporting device 11 and include top cap 11-1, screw rod 11-2, disc base 11-3, screw rod 11-2 top is provided with outer
Screw thread, top cap 11-1 is provided with internal thread, and top cap 11-1 is threaded together by the external thread rotary of internal thread and screw rod 11-2, by changing
Become the thread turns screwing screw rod 11-2 is highly adjusted.
Chassis 1 bottom surface is rectangular-shaped, is in rectangular channel 1-2, on two sides before and after bottom surface respectively in the middle of rectangular bottom surface
It is provided with a baffle plate 1-1, the design of rectangular channel 1-2 is so that frock entirety loss of weight, and the keeping flat of favourable frock.
In the corresponding inner face both sides of two baffle plate 1-1, be respectively symmetrically fixes 3, end of a fixing end block
Block 4, fixes a deflector apron 2 before the fixing end block 3 of every side and end of stroke 4 respectively, every side shield 1-1 and
A gathering sill 1-21 is respectively constituted between deflector apron 2.
Fixing end guide rail 5 is fixed by screws in above two fixing end blocks 3, will be respective for two clamping devices I 7
In strip guiding perforate I 5-1 that guide pad I 7-7 being provided with is respectively placed on fixing end guide rail 5, twist knurly screw I with two hands
7-3 is screwed onto screw I 7-8 from the lower section of guide pad I 7-7 respectively, two clamping devices I 7 is separately fixed at fixing end and leads
On rail 5, two hands of adjustment twist knurly screw I 7-3, make two clamping devices I 7 horizontally moveable on fixing end guide rail 5, two
Spacing between clamping device I 7 also can adjust.
Fixing guide pad II 6-2 in rail plate 6 two ends is correspondingly arranged in two gathering sill 1-21, by two clampings
Guide pad III 10-7 that device II 10 is each provided with is respectively placed in strip guiding perforate II 6-1 on rail plate 6, with two
Hand is twisted knurly screw II 10-3 and is screwed onto screw II 10-8 from the lower section of guide pad III 10-7 respectively, by two clamping devices II
10 are separately fixed on rail plate 6, and two hands of adjustment twist knurly screw II 10-3, and two clamping devices II 10 are in rail plate
Horizontally moveable on 6, the spacing between two clamping devices II 10 also can adjust.
Spiral shell dress standing screw frame 8 on the end face of rail plate 6, the hand that is spirally connected on screw rod frame 8 is twisted screw rod 9, is adjusted hand
Stubborn screw rod 9 makes rail plate 6 horizontally moveable on two baffle plate 1-1, and rail plate 6 is locked at a certain position on chassis 1
Put.
Print plate supporting device 11 for two to be arranged in the rectangular channel 1-2 on chassis 1.
A kind of BGA for printed board clamping tears down and reconstruct the using method of mounted welder, and as shown in Figure 12,13, step is as follows：
The first step, rail plate 6 is slid into the low order end of gathering sill 1-21, prepare clamping printed board.
Second step, the first method of clamping：According to printed board 12 size, adjust two clamping devices I 7 respectively in fixing end
Position on guide rail 5 and two clamping devices II 10 position on rail plate 6, fixing end is inserted in the side of printed board 12
Between the spring face of two clamping device I 7 spring leaf I 7-4 on guide rail 5 and fixing end guide rail 5 face, the spring of spring leaf I 7-4
The side of printed board is blocked by face, slides to the mobile rail plate 6 in printed board 12 direction to the opposite side insertion of printed board 12 is mobile
Between the spring face of spring leaf II 10-4 of two clamping devices II 10 on dynamic guide rail 6 and dynamic rail plate 6 face, spring leaf II
The opposite side of printed board is blocked by the spring face of 10-4, and rotation is tightened two hands and twisted the stubborn annular knurl spiral shell of I 7-3 and two hand of knurly screw
Printed board 12 is clamped by silk II 10-3, by tightening the stubborn screw rod 9 of the hand on screw rod frame 8, rail plate 6 is locked at chassis 1 simultaneously
A position on, printed board 12 is fastened on fixing end guide rail 5 and rail plate 6, can not deviate from.
Second method of clamping：According to the position of the installing hole 12-1 in printed board 12, adjust two clamping devices I respectively
7 in the position on fixing end guide rail 5 and two clamping devices II 10 position on rail plate 6, to fixing end guide rail 5 direction
Mobile rail plate 6 is inserted in I 7-2 and two clamping pillar of two clamping pillars respectively to four installing hole 12-1 of printed board 12
On II 10-2, rotation respectively is tightened two hands and is twisted I 7-3 and two hand of knurly screw and twists knurly screw II 10-3 by printed board 12
It is locked, by tightening the stubborn screw rod 9 of the hand on screw rod frame 8, rail plate 6 is locked on a position on chassis 1 simultaneously, realizes
Clamping to printed board 12, printed board 12 is fastened on fixing end guide rail 5 and rail plate 6, can not deviate from.
3rd step, by two printing plate supporting devices 11 carry out being placed on after Height Adjustment in the rectangular channel 1-2 on chassis 1, two
Individual top cap 9-1 printing plate supporting device 11 top is placed in the position not having components and parts below printed board 12, by adjusting two
The height fine adjusting function that top cap 9-1 carries out two printing plate supporting devices 11 supports printing just so that printing plate supporting device 11
Plate 12 medium position, will not be because of firmly making downwards in the middle part of printed board during bga chip on subsequently tearing down and reconstructing weldering printed board
There is lower bending deformation.
Claims (2)
1. a kind of BGA for printed board clamping tear down and reconstruct mounted welder it is characterised in that：Including chassis（1）, deflector apron（2）, solid
Fixed end block（3）, end of stroke（4）, fixing end guide rail（5）, rail plate（6）, clamping device I（7）, screw rod frame（8）, hand twist
Screw rod（9）, clamping device II（10）, print plate supporting device（11）；
Described chassis（1）Bottom surface is rectangular-shaped, is rectangular channel in the middle of rectangular bottom surface（1-2）Interior, on two sides before and after bottom surface
It is respectively equipped with a baffle plate（1-1）, in two baffle plates（1-1）Corresponding inner face both sides, be respectively symmetrically fixes a fixing end
Block（3）, an end of stroke（4）, in the fixing end block of both sides（3）And end of stroke（4）Before fix one respectively
Deflector apron（2）, every side shield（1-1）And deflector apron（2）Between respectively constitute a gathering sill（1-21）；
Described fixing end guide rail（5）It is fixed on two fixing end blocks（3）Above, two clamping devices I（7）It is separately positioned on
Fixing end guide rail（5）On, two clamping devices I（7）By the guide pad I being each provided with（7-7）With fixing end guide rail（5）On set
Some strips guide perforate I（5-1）Cooperation, make two clamping devices I（7）In fixing end guide rail（5）Upper horizontally moveable, two
Individual clamping device I（7）Between adjustable interval；
Described rail plate（6）The fixing guide pad II in two ends（6-2）It is correspondingly arranged at two gathering sills（1-21）In, two dresses
Clamp device II（10）It is separately positioned on rail plate（6）On, two clamping devices II（10）By the guide pad III being each provided with
（10-7）With rail plate（6）The strip guiding perforate II being provided with（6-1）Cooperation, make two clamping devices II（10）Sliding
Dynamic guide rail（6）Upper horizontally moveable, two clamping devices II（10）Between adjustable interval；
In rail plate（6）End face on standing screw frame（8）, in screw rod frame（8）It is provided with hand and twist screw rod（9）, adjust hand
Stubborn screw rod（9）, rail plate（6）In two baffle plates（1-1）Upper horizontally moveable；
Two described printing plate supporting devices（11）It is arranged on chassis（1）Rectangular channel（1-2）Interior.
2. a kind of BGA for printed board clamping according to claim 1 tear down and reconstruct mounted welder it is characterised in that：Described dress
Clamp device I（7）, clamping device II（10）Structure is identical, described clamping device I（7）Including clamping main body I（7-1）, clamping pillar
Ⅰ（7-2）, knurly screw I（7-3）, spring leaf I（7-4）,
Described clamping main body I（7-1）For stepped, in clamping device I（7）The crowning of one end is provided with installation screw I（7-
5）, it is provided with groove before crowning, reed screw is provided with groove inner face（7-6）, in clamping device I（7）The other end sinks face
A guide pad I is arranged below（7-7）, in guide pad I（7-7）Center is provided with screw I（7-8）,
Described spring leaf I（7-4）One end be fixed in the groove of crowning, spring leaf I（7-4）The spring face of the other end is arranged on
The lower section of crowning, described clamping pillar I（7-2）It is screwed onto the installation screw I of crowning（7-5）In, described hand twists annular knurl spiral shell
Silk I（7-3）From guide pad I（7-7）Lower section is screwed onto screw I（7-8）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620790651.XU CN205950052U (en) | 2016-07-26 | 2016-07-26 | A BGA tears down and reconstruct welder and adorns for printing plate holder is held |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620790651.XU CN205950052U (en) | 2016-07-26 | 2016-07-26 | A BGA tears down and reconstruct welder and adorns for printing plate holder is held |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205950052U true CN205950052U (en) | 2017-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620790651.XU Active CN205950052U (en) | 2016-07-26 | 2016-07-26 | A BGA tears down and reconstruct welder and adorns for printing plate holder is held |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205950052U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077882A (en) * | 2016-07-26 | 2016-11-09 | 天津七二通信广播股份有限公司 | A kind of BGA for printed board clamping tears down and reconstruct mounted welder and using method |
| CN107509322A (en) * | 2017-08-23 | 2017-12-22 | 浙江美科电器有限公司 | A kind of process equipment of PBC wiring boards |
| CN108430168A (en) * | 2018-01-25 | 2018-08-21 | 东莞市联洲知识产权运营管理有限公司 | A kind of circuit board hand-operated clamping device |
-
2016
- 2016-07-26 CN CN201620790651.XU patent/CN205950052U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106077882A (en) * | 2016-07-26 | 2016-11-09 | 天津七二通信广播股份有限公司 | A kind of BGA for printed board clamping tears down and reconstruct mounted welder and using method |
| CN107509322A (en) * | 2017-08-23 | 2017-12-22 | 浙江美科电器有限公司 | A kind of process equipment of PBC wiring boards |
| CN107509322B (en) * | 2017-08-23 | 2019-01-22 | 浙江美科电器有限公司 | A kind of process equipment of PCB circuit board |
| CN108430168A (en) * | 2018-01-25 | 2018-08-21 | 东莞市联洲知识产权运营管理有限公司 | A kind of circuit board hand-operated clamping device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |